import logging
from redis import StrictRedis


class Config(object):

    """项目配置"""
    SECRET_KEY = "bruce"

    # 为mysql(数据库)添加配置
    SQLALCHEMY_DATABASE = 'mysql://root:mysql@127.0.0.1:3306/information27'
    SQLALCHEMY_TRACK_MODIFICATIONS = False

    # redis的配置
    REDIS_HOST = "127.0.0.1"
    REDIS_PORT = 6379

    # session保存配置
    SESSION_TYPE = 'redis'
    # 开启session签名
    SESSION_USE_SIGNER = True
    # 指定 session保存的 redis
    SESSION_REDIS = StrictRedis(host=REDIS_HOST,port=REDIS_PORT)
    # 设置需要过期
    SESSION_PERMANENT = False
    # 设置过期时间
    PERMANENT_SESSION_LIFETIME = 86400 * 2

    # 设置日志等级
    LOG_LEVEL = logging.DEBUG


class DevelopmentConfig(Config):
    """开发环境下的配置"""
    DEBUG = True


class ProductionConfig(Config):
    """生产环境的配置"""
    DEBUG = False
    LOG_LEVEL = logging.WARNING


class TestingConfig(Config):
    """单元测试环境下的配置"""
    DEBUG = True
    TESTING = True


config = {
    "development": DevelopmentConfig,
    "production": ProductionConfig,
    "testing": TestingConfig
}
